CN114535891B - Automatic welding machine tool for tube plates - Google Patents
Automatic welding machine tool for tube plates Download PDFInfo
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- CN114535891B CN114535891B CN202210180146.3A CN202210180146A CN114535891B CN 114535891 B CN114535891 B CN 114535891B CN 202210180146 A CN202210180146 A CN 202210180146A CN 114535891 B CN114535891 B CN 114535891B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0247—Driving means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical work; Clamping devices therefor
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention provides a novel automatic tube plate welding machine tool, which comprises a tube plate welding machine assembly, wherein the tube plate welding machine assembly comprises a rotary welding machine assembly; the rotary welding machine assembly comprises a positioning tube and a welding gun adjusting assembly rotating along the circumference of the positioning tube; the welding gun adjusting assembly is in transmission connection with the welding gun, and the working position between the welding gun and the positioning pipe can be adjusted by the welding gun adjusting assembly; the rotary workbench comprises a rotary positioning disc and a rotary disc driving assembly in transmission connection with the rotary positioning disc; the rotary positioning disc comprises a rotary disc body, a plurality of pipe holes are formed in the surface of the rotary disc body, and automatic pipe clamps are arranged on the bottom surface of the rotary disc body corresponding to the pipe holes; the positioning groove and the positioning pressing component arranged in the positioning groove are arranged on the outer side of the circumference of the rotating disk body, and the positioning pressing component can move inwards or outwards along the radial direction of the rotating disk body. The automatic tube plate welding machine tool disclosed by the invention has high automation degree, and can realize high-quality welding of tube plates and pipe fittings conveniently and efficiently.
Description
Technical Field
The invention relates to the technical field of welding machines, in particular to an automatic tube plate welding machine tool.
Background
In the welding process of a plurality of pipe fittings and a pipe plate of the heat exchanger, the adoption of a welding gun capable of rotating along the circumference of a fixed column is particularly important to improving the welding efficiency of the pipe plate. However, the existing tube plate welding device is mainly only improved in a rotary welding gun, in the tube plate and tube fitting welding process, a manual or simple clamp is adopted to fix the tube plate and the tube fitting with the welding, after each tube fitting is welded, the other tube fitting and the tube plate are required to be positioned and clamped again, and the tube plate welding efficiency is low; in the tube plate and tube fitting welding process, the rotary welding gun has higher technical requirements for welding operators, otherwise, incomplete welding of the tube fitting and tube plate welding positions is easily caused, and the quality of welding seams is reduced.
Disclosure of Invention
In view of the above, the invention provides an automatic tube plate welding machine tool for solving the technical problems in the prior art.
In order to solve the technical problems, the invention provides an automatic tube plate welding machine tool, which comprises:
A tube sheet welder assembly comprising a rotary welder assembly; the rotary welding machine assembly comprises a positioning pipe and an automatic rotating assembly sleeved on the positioning pipe, and a welding gun adjusting assembly capable of rotating along the circumference of the positioning pipe is arranged at the lower part of the automatic rotating assembly; the welding gun adjusting assembly is in transmission connection with the welding gun, and the working position between the welding gun and the positioning pipe can be adjusted by the welding gun adjusting assembly;
The rotary workbench comprises a supporting platform and a rotary positioning disk rotatably arranged on the supporting platform, and a turntable driving assembly is connected with the rotary positioning disk in a transmission way;
The rotary positioning disc comprises a rotary disc body, a plurality of tube holes are formed in the surface of the rotary disc body, and automatic tube clamps are arranged on the bottom surface of the rotary disc body corresponding to the tube holes; the positioning groove is formed in the outer side of the circumference of the rotating disc body, the positioning pressing assembly is arranged in the positioning groove of the rotating disc body, and the positioning pressing assembly can move inwards or outwards along the radial direction of the rotating disc body.
Preferably, the turntable driving assembly comprises a driving motor and a variable speed driving assembly arranged on the supporting platform, and the driving motor is in transmission connection with the variable speed driving assembly; and the output shaft of the variable speed drive assembly is fixedly connected with the rotary disk body through a rotary disk support.
Preferably, the positioning and compacting assembly comprises a guide rail mounting seat and guide rails which are arranged at two sides of the bottom of the guide rail mounting seat in parallel, and a sliding motor is arranged on the guide rails in a sliding manner; the bottoms of the two groups of sliding motors are connected with a pressing component support, the front end of the pressing component support is provided with a pressing component, and the pressing component can press the tube plate on the rotating disc body.
Preferably, the pressing assembly comprises a lifting driving member and a positioning disk in transmission connection with the lifting driving member, and the lifting driving member can drive the positioning disk to lift or fall along the height direction of the positioning disk.
Preferably, the lifting driving member is a telescopic cylinder or a telescopic motor.
Preferably, the lifting driving piece is a wire sleeve and a driving rod in threaded connection with the wire sleeve.
Preferably, the automatic rotating assembly comprises a motor support and a rotating motor arranged on one side of the motor support; the bottom of the motor support is rotatably provided with a rotary toothed ring, and the rotary motor driving shaft is in meshed connection with the rotary toothed ring through a driving gear.
Preferably, the welding gun adjusting assembly comprises a welding gun support, wherein the front end of the welding gun support is longitudinally provided with a lifting screw rod and a lifting support in transmission connection with the lifting screw rod, and the lifting screw rod can drive the lifting support to move up and down;
The front end of the lifting support is transversely provided with a transverse moving screw rod in a rotating manner, the transverse moving screw rod is in transmission connection with the transverse moving screw rod, and the transverse moving screw rod can drive the transverse moving support to move left and right;
The welding gun connecting seat is connected to the bottom of the transverse support, the mounting groove and the L-shaped angle seat arranged in the mounting groove are arranged at the lower end of the welding gun connecting seat, one end of the L-shaped angle seat is hinged with the welding gun connecting seat, and the other end of the L-shaped angle seat is fixedly connected with the welding gun.
Preferably, a space adjusting assembly is also included; the space adjusting assembly comprises a welding machine angle adjusting assembly, the welding machine angle adjusting assembly comprises a mounting backboard and a rotary support arranged at the front end of the mounting backboard, and an angle adjusting screw is arranged on one side of the rotary support in a transmission manner;
the rotary support is horizontally provided with a transverse moving assembly, and the front end of the transverse moving assembly is vertically connected with a longitudinal moving assembly;
The automatic rotating assembly is in transmission connection with the longitudinal moving assembly, and the automatic rotating assembly adjusts the working position in space along with the angle adjusting assembly, the transverse moving assembly and the longitudinal moving assembly.
Preferably, the transverse moving assembly and the longitudinal moving assembly comprise a transmission screw rod assembly and a screw sleeve assembly matched with the transmission screw rod assembly, and a driving mechanism is matched with the transmission screw rod assembly.
The technical scheme of the invention at least comprises the following technical effects:
1. The automatic tube plate welding machine tool disclosed by the embodiment of the application has the advantages that the automation degree is high, the rotary welding of a welding gun can be conveniently and efficiently realized, and the fixed positioning efficiency of a tube plate and a tube fitting is improved by the rotary workbench matched with the rotary welding machine assembly, so that the welding quality and the welding efficiency of the tube plate and the tube fitting are improved as a whole;
2. The positioning and pressing assembly in the rotary workbench can move inwards or outwards along the radial direction of the rotary disc body, so that the rotary disc body can meet the fixed positioning of tube plates with different diameters, and the tube holes arranged on the rotary disc body can be provided with various combinations, thereby meeting the combined welding positioning requirements of the tube plates with different diameters and the tube fittings, improving the welding efficiency of the tube plates and the tube fittings, and improving the application range of the tube plate automatic welding machine tool; in addition, the arrangement can reduce personnel occupation and realize cost reduction and efficiency enhancement;
3. According to the automatic rotating assembly, the rotating motor can drive the rotating toothed ring to rotate along the axis through the driving gear, the welding gun adjusting assembly is connected to the lower side of the rotating toothed ring through the connecting column and can rotate along the circumferential direction of the positioning pipe along with the rotating toothed ring, and therefore the tube plate and the tube fitting can be welded quickly and stably in the circumferential direction;
4. the welding gun adjusting assembly provided by the embodiment of the application can conveniently and fast realize the convenient adjustment of the welding station between the welding gun and the positioning pipe in a small range, so that the accuracy of the welding gun in welding a pipe fitting plate and a pipe fitting is improved, and the welding quality is improved;
5. According to the space adjusting assembly disclosed by the embodiment of the application, the angle adjusting hand wheel drives the angle adjusting screw rod to rotate so as to drive the rotary support to rotate along the vertical plane, the rotary support can integrally drive the transverse moving assembly and the longitudinal moving assembly to adjust the angle in the vertical plane, the transverse moving assembly can drive the longitudinal moving assembly to advance or retreat along the transverse moving assembly, and the longitudinal moving assembly can drive the rotary welding machine assembly to move up and down along the longitudinal moving assembly; the space adjusting assembly can conveniently adjust the welding stations of the rotary welding machine assembly above the rotary workbench in a multi-dimensional and large-displacement mode, and therefore adjustment of the welding stations of the tube plates and the tube fittings is met.
Drawings
FIG. 1 is a front view of a tooling structure of an automatic tube sheet welding machine in an embodiment of the application;
FIG. 2 is a top view of a tube sheet automatic welding machine tool structure in an embodiment of the application;
FIG. 3 is a front view of a welder assembly in accordance with an embodiment of the present application;
fig. 4 is a schematic view of a perspective structure of a welding machine angle adjusting assembly according to an embodiment of the application;
FIG. 5 is a bottom view of the automatic rotary component according to the embodiment of the present application;
FIG. 6 is a schematic perspective view of a welding gun adjusting assembly according to an embodiment of the application;
FIG. 7 is a front view of a rotary table structure according to an embodiment of the present application;
FIG. 8 is a top view of a rotary positioning plate according to an embodiment of the present application;
FIG. 9 is a bottom view of a rotary puck according to an embodiment of the present application;
FIG. 10 is a front view of a positioning and compression assembly according to an embodiment of the present application;
fig. 11 is a bottom view of a positioning and compression assembly in accordance with an embodiment of the present application.
Reference numerals:
100. automatic tube plate welding machine tool;
200. A welder assembly;
210. Angle adjusting assembly of welding machine; 211. mounting a backboard; 212. a rotary support; 213. angle adjusting screw rods; 214. an angle adjusting hand wheel;
220. A lateral movement assembly; 230. a longitudinally moving assembly; 01. a driving mechanism; 02. a drive screw assembly; 03. a silk sleeve assembly;
240. a rotary welder assembly; 250. a positioning tube;
260. an automatic rotation assembly; 261. a rotating electric machine; 262. a motor support; 263. rotating the toothed ring; 264. positioning a pipe position hole;
270. a welding gun adjusting assembly; 271. a welding gun support; 272. lifting the support; 273. traversing the support; 274. lifting the screw rod; 275. traversing the screw rod; 276. a welding gun connecting seat; 277. an L-shaped corner seat; 278. a welding gun;
300. A rotary table; 310. a support platform;
320. a drive assembly; 321. a driving motor; 322. a variable speed drive assembly; 323. a turntable support;
330. Rotating the positioning disc; 331. a rotating disc body;
332. positioning the compression assembly; 3321. a guide rail mounting seat; 3322. a guide rail; 3323. a slide motor; 3324. a compression assembly; 3325. a compression assembly support; 3326. a lifting driving member; 3327. a positioning plate;
333. positioning a sensor; 334. a positioning groove; 335. pipe holes; 336. and (5) automatic pipe clamping.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 11 of the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the invention, fall within the scope of protection of the invention.
Specific examples are as follows, as shown in FIGS. 1-3: an automatic tube sheet welding tool, wherein the automatic tube sheet welding tool 100 comprises a tube sheet welding assembly 200, and the tube sheet welding assembly 200 comprises a rotary welding assembly 240; the rotary welding machine assembly 240 comprises a positioning pipe 250 and an automatic rotating assembly 260 sleeved on the positioning pipe, wherein a welding gun adjusting assembly 270 capable of rotating along the circumference of the positioning pipe is arranged at the lower part of the automatic rotating assembly 260, and the welding gun adjusting assembly can be connected with the automatic rotating assembly through a connecting column and rotate along the circumference of the positioning pipe along with the automatic rotating assembly, so that automatic welding of the joint of the tube plate and the circumference of the pipe fitting can be facilitated; the welding gun adjusting assembly 270 is in transmission connection with the welding gun 278, the working position between the welding gun and the positioning pipe can be adjusted by the welding gun adjusting assembly 270, and the space working position between the welding gun and the positioning pipe can be adjusted in a small range by the welding gun adjusting assembly, so that the welding station of the front end of the welding gun, the pipe fitting and the pipe plate can be adjusted conveniently and accurately;
The rotary welding machine comprises a rotary welding machine assembly, a rotary workbench 300, a rotary positioning plate and a rotary driving assembly, wherein the rotary workbench 300 is matched with the rotary welding machine assembly, the rotary workbench 300 comprises a supporting platform 310 and a rotary positioning plate 330 rotatably arranged on the supporting platform, and the rotary positioning plate 330 is in transmission connection with the rotary plate driving assembly 320; the rotary table driving assembly 320 can drive the rotary positioning disk to rotate at a specific angle, so that the successive conversion of the welding positions of the tube plate and the tube fitting is met, and the automatic switching of the stations of the tube plate and the tube fitting is met;
The rotary positioning plate 330 comprises a rotary plate 331, a plurality of pipe holes 335 are formed in the plate surface of the rotary plate 331, and automatic pipe clamps 336 are arranged on the bottom surface of the rotary plate 331 corresponding to the pipe holes; the outer side of the circumference of the rotating disc 331 is provided with a positioning groove 334, the rotating disc is provided with a positioning pressing component 332 in the positioning groove, the positioning pressing component 332 can move inwards or outwards along the radial direction of the rotating disc, the support platform is provided with at least two groups of positioning sensors 333 corresponding to the outer side of the rotating disc, and the positioning sensors can detect that after the tube plate and a pipe fitting are welded at one welding station, the welding station is automatically switched to the next welding station; when the rotary welding machine works, the tube plate is arranged on the rotary disc body, the tube plate is compressed on the rotary disc body through a plurality of groups of positioning compression assemblies arranged in the circumferential direction, then the tube is sequentially inserted into corresponding tube holes of the tube plate, the tube is fixed in the tube holes by hydraulic driving adopted by automatic tube clamps arranged at the bottom of the rotary disc body, and therefore the tube plate and the tube are in a relatively fixed state, and the rotary welding machine assembly can be used for fixedly welding all the tube plates on the tube plate and the tube plate in sequence; the positioning and compressing assembly can move inwards or outwards along the radial direction of the rotating disc body, so that the fixing of tube plates with different diameters is met, and the tube holes arranged on the rotating disc body can be combined in various ways, so that the welding requirements of the combination of different tube plates and the tube fittings are met.
In an embodiment of the present application, as shown in fig. 1, the turntable driving assembly 320 includes a driving motor 321 disposed on the lower side of the supporting platform, and a variable speed driving assembly 322 disposed on the supporting platform, where the driving motor 321 is in transmission connection with the variable speed driving assembly; the output shaft of the variable speed driving component 322 is fixedly connected with the rotary disk body 331 through a rotary disk support 323; the driving motor can adopt a servo motor, and the driving motor can drive the variable speed driving assembly to drive the driving shaft to rotate so as to drive the disc body to rotate gradually at a preset angle, thereby meeting the requirement of the rotary welding machine assembly on adjustment of different welding stations of the tube plate and the pipe fitting.
In an embodiment of the present application, as shown in fig. 10 and 11, the positioning and pressing assembly 332 includes a guide rail mounting seat 3321 and guide rails 3322 disposed parallel to each other on two sides of the bottom of the guide rail mounting seat, and a sliding motor 3323 is slidably disposed on the guide rails 3322; the bottoms of the two groups of sliding motors 3323 are connected with a compressing assembly support 3325, the front end of the compressing assembly support 3325 is provided with a compressing assembly 3324, and the compressing assembly 3324 can compress the tube plate on the rotating disc body; the compressing assembly and the compressing assembly support advance or retreat along the guide rail through the sliding motor, so that the central diameter of the compressing assembly and the rotating disc body is adjusted, the inner tube plate is fixed within a certain diameter range, the applicability of the rotating positioning disc to the tube plate is improved, and the practicability of the tube plate automatic welding machine tool is improved.
In one embodiment of the present application, as shown in fig. 10 and 11, the pressing assembly 3324 includes a lifting driving member 3326 and a positioning disk 3327 in driving connection with the lifting driving member, wherein the lifting driving member 3326 can drive the positioning disk to lift or drop along the height direction thereof; after the positioning disk is lifted under the action of the lifting driving piece, the tube plate can be prevented from being arranged on the rotary disk body, and then the lifting driving piece descends and compresses the tube plate on the rotary disk body through the positioning disk.
In an embodiment of the present application, as shown in fig. 10, the lifting driving member 3326 is a telescopic cylinder or a telescopic motor; the top end of the telescopic cylinder or the telescopic motor driving rod is fixedly connected with the positioning disc, and the positioning disc can automatically lift through the telescopic cylinder or the telescopic motor, so that the fixed positioning of the tube plate and the rotating disc body is realized conveniently.
In an embodiment of the present application, as shown in fig. 10, the lifting driving member 3326 is a driving rod screwed in the wire sleeve, a hand wheel is disposed at the lower end of the driving rod, and the driving rod and the positioning disc at the upper end thereof can be driven to lift by the hand wheel, so as to conveniently realize the fixed positioning of the tube plate and the rotating disc body; if the positioning and pressing assembly with the structure is adopted, the positioning and pressing assembly is not required to be completely used for positioning and clamping the tube plate and the rotating disc body during working, and only a plurality of groups of positioning and pressing assemblies circumferentially arranged on the rotating disc body are required to work, so that the adjustment difficulty of the lifting driving piece can be reduced.
In one embodiment of the present application, as shown in fig. 5, the automatic rotation assembly 260 includes a motor support 262 and a rotation motor 261 disposed at one side of the motor support; the bottom of the motor support 262 is rotatably provided with a rotary toothed ring 263, and the driving shaft of the rotary motor 261 is in meshed connection with the rotary toothed ring 263 through a driving gear; the motor support 262 central authorities are equipped with the registration arm position hole 264, and the motor support suit is outside the registration arm, and the rotating electrical machines can drive rotatory ring gear through drive gear and press its axle center to rotate, and welder adjusting part passes through the spliced pole to be connected in rotatory ring gear downside, and welder adjusting part can be along rotatory ring gear along the registration arm circumference to realize the quick, the stability welding of tube sheet and pipe fitting circumference.
In an embodiment of the present application, as shown in fig. 6, the welding gun adjusting assembly 270 includes a welding gun support 271, a chute is transversely formed at the front end of the welding gun support 271, a lifting screw 274 is vertically rotatably disposed on the upper and lower chute walls of the chute, and is driven by the lifting screw to form a lifting support 272, the lifting support is in a T-shaped structure, and the lifting support is disposed in the chute through a connecting block disposed on the back side of the lifting support, and the lifting screw 274 can drive the lifting support 272 to move up and down; the front end of the lifting support 272 is vertically provided with a chute, the chute walls on two sides of the chute of the lifting support are horizontally and rotatably provided with a transverse moving screw rod 275, a transverse moving support 273 is matched with the transverse moving screw rod, the transverse moving support is of a T-shaped structure, a connecting block arranged on the back side of the transverse moving support is arranged in the chute, and the transverse moving screw rod 275 can drive the transverse moving support to move left and right; the bottom of the transverse support 273 is connected with a welding gun connecting seat 276, the lower end of the welding gun connecting seat 276 is provided with a mounting groove and an L-shaped angle seat 277 arranged in the mounting groove, one end of the L-shaped angle seat 277 is hinged with the welding gun connecting seat 276, and the other end of the L-shaped angle seat 277 is fixedly connected with the welding gun 278; the L-shaped angle seat is connected with the welding gun connecting seat by adopting a clampable hinge piece, the fixed positioning of the L-shaped angle seat and the welding gun connecting seat can be realized by screwing the hinge piece, and the distance between the front end of the welding gun and the positioning can be adjusted by rotating the L-shaped angle seat along the hinge part of the L-shaped angle seat. The welding gun adjusting component of the embodiment can conveniently realize the rapid and accurate adjustment of the welding station between the welding gun and the positioning pipe in a small range, and improves the welding precision of the welding gun on the pipe fitting plate and the pipe fitting, thereby improving the welding quality.
In another embodiment of the present invention, as shown in FIGS. 3-4, a spatial adjustment assembly is also included; the space adjusting assembly comprises a welding machine angle adjusting assembly 210, the welding machine angle adjusting assembly 210 comprises a mounting backboard 211 and a mounting backboard front end rotary support 212, an angle adjusting screw 213 is arranged on one side of the rotary support 212 in a transmission manner, and an angle adjusting hand wheel 214 is arranged at one end of the angle adjusting screw; the front end of the rotary support 212 is horizontally provided with a transverse moving assembly 220, and the front end of the transverse moving assembly 220 is vertically connected with a longitudinal moving assembly 230; the automatic rotation component 260 is in transmission connection with the longitudinal movement component 230; the angle adjusting hand wheel drives the angle adjusting screw rod to rotate so as to drive the rotary support to rotate along the vertical plane, the rotary support can integrally drive the transverse moving assembly and the longitudinal moving assembly to adjust angles in the vertical plane, the transverse moving assembly can drive the longitudinal moving assembly to advance or retreat along the transverse moving assembly, and the longitudinal moving assembly can drive the rotary welding machine assembly to move up and down along the longitudinal moving assembly; the space adjusting assembly can conveniently adjust the welding station of the rotary welding machine assembly in a multi-dimension and large-displacement mode, and therefore the welding station requirements of different tube plates and pipe fittings are met.
In an embodiment of the present application, as shown in fig. 4, each of the lateral moving assembly 220 and the longitudinal moving assembly 230 includes a transmission screw assembly 02 and a screw sleeve assembly 03 matched with the transmission screw assembly, and a driving mechanism 01 is matched with the transmission screw assembly; the driving mechanism is a driving motor, and drives the transmission screw rod in the transmission screw rod assembly to rotate through the driving mechanism, so that the wire sleeve in the wire sleeve assembly can be further driven to move along the transmission screw rod, the wire sleeve assembly comprises a mounting block connected with the wire sleeve, and the mounting block is fixedly connected with a motor support of the automatic rotating assembly, so that the automatic rotating assembly and the welding gun adjusting assembly are driven to adjust welding stations in space.
The application method or the working principle of the invention:
when the automatic tube plate welding machine tool disclosed by the embodiment of the application works, firstly, the tube plate is arranged on the rotary disc body, the tube plate is pressed on the rotary disc body through a plurality of groups of positioning pressing assemblies arranged in the circumferential direction, then the tube is sequentially inserted into corresponding tube holes of the tube plate, the tube is fixed in the tube holes by adopting hydraulic drive of automatic tube clamps arranged at the bottom of the plate of the rotary disc body, so that the tube plate and the tube are in a relatively fixed state, and the rotary welding machine assembly is convenient for fixedly welding each tube and the tube plate on the tube plate in sequence; the positioning and compressing assembly can move inwards or outwards along the radial direction of the rotating disc body, so that the fixing of tube plates with different diameters is met, and the tube holes arranged on the rotating disc body can be provided with various combinations;
after the tube plate and the plurality of tubes are positioned and fixed on the rotary workbench, the angle adjusting screw is driven to rotate by the angle adjusting hand wheel of the space adjusting assembly so as to drive the rotary support to rotate along the vertical plane, the rotary support can integrally drive the transverse moving assembly and the longitudinal moving assembly to adjust angles in the vertical plane, the transverse moving assembly can drive the longitudinal moving assembly to advance or retreat along the transverse moving assembly, the longitudinal moving assembly can drive the rotary welding machine assembly to move up and down along the longitudinal moving assembly, and the space adjusting assembly can conveniently adjust the welding station of the rotary welding machine assembly in a multi-dimensional and large-displacement manner;
after the welding gun adjusting assembly and the automatic rotating assembly initially adjust the welding gun to a welding station of a tube plate to be welded and a tube fitting along with the space adjusting assembly, the welding station between the welding gun and the positioning tube needs to be adjusted in a small range through the welding gun adjusting assembly, the adjustment of the welding gun at the accurate welding station for welding the tube plate and the tube fitting is improved, and the welding quality of the tube plate and the tube fitting can be greatly improved.
In the present invention, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
The foregoing is a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention and are intended to be comprehended within the scope of the present invention.
Claims (5)
1. Automatic welding machine frock of tube sheet, characterized by includes:
A tube sheet welder assembly (200), the tube sheet welder assembly (200) comprising a rotary welder assembly (240); the rotary welding machine assembly (240) comprises a positioning pipe (250) and an automatic rotating assembly (260) sleeved on the positioning pipe, wherein a welding gun adjusting assembly (270) capable of rotating along the circumference of the positioning pipe is arranged at the lower part of the automatic rotating assembly (260); the welding gun adjusting assembly (270) is in transmission connection with the welding gun (278), and the working position between the welding gun and the positioning pipe can be adjusted by the welding gun adjusting assembly (270);
The rotary workbench (300) comprises a supporting platform (310) and a rotary positioning disc (330) rotatably arranged on the supporting platform, and a turntable driving assembly (320) is in transmission connection with the rotary positioning disc (330);
The rotary positioning disc (330) comprises a rotary disc body (331), a plurality of tube holes (335) are formed in the surface of the rotary disc body (331), and automatic tube clamps (336) are arranged on the bottom surface of the rotary disc body (331) corresponding to the tube holes; a positioning groove (334) is formed in the outer side of the circumference of the rotary disk body (331), a positioning and pressing assembly (332) is arranged in the positioning groove of the rotary disk body, and the positioning and pressing assembly (332) can move inwards or outwards along the radial direction of the rotary disk body;
The turntable driving assembly (320) comprises a driving motor (321) and a variable speed driving assembly (322) arranged on the supporting platform, and the driving motor (321) is in transmission connection with the variable speed driving assembly; the output shaft of the variable speed driving assembly (322) is fixedly connected with the rotary disk body (331) through a rotary disk support (323);
The positioning and compacting assembly (332) comprises a guide rail mounting seat (3321) and guide rails (3322) which are arranged on two sides of the bottom of the guide rail mounting seat in parallel, and a sliding motor (3323) is arranged on the guide rails (3322) in a sliding manner; the bottoms of the two groups of sliding motors (3323) are connected with a pressing component support (3325), the front end of the pressing component support (3325) is provided with a pressing component (3324), and the pressing component (3324) can press the tube plate on the rotating disc body;
The pressing assembly (3324) comprises a lifting driving piece (3326) and a positioning disc (3327) in transmission connection with the lifting driving piece, and the lifting driving piece (3326) can drive the positioning disc to lift or fall along the height direction of the positioning disc;
the lifting driving piece (3326) is a telescopic cylinder or a telescopic motor;
the lifting driving piece (3326) is a driving rod in threaded connection with the wire sleeve.
2. The automatic tube sheet welding machine tool as claimed in claim 1, wherein: the automatic rotating assembly (260) comprises a motor support (262) and a rotating motor (261) arranged on one side of the motor support; the bottom of the motor support (262) is rotatably provided with a rotary toothed ring (263), and the driving shaft of the rotary motor (261) is meshed with the rotary toothed ring (263) through a driving gear.
3. The automatic tube sheet welding machine tool as claimed in claim 1, wherein: the welding gun adjusting assembly (270) comprises a welding gun support (271), wherein a lifting screw rod (274) and a lifting support (272) which is in transmission connection with the lifting screw rod are longitudinally arranged at the front end of the welding gun support (271) in a rotating mode, and the lifting screw rod (274) can drive the lifting support (272) to move up and down;
the front end of the lifting support (272) is transversely provided with a transverse moving screw rod (275) in a rotating manner, the transverse moving screw rod is in transmission connection with the transverse moving screw rod, and the transverse moving screw rod (275) can drive the transverse moving support to move left and right;
The bottom of the transverse support (273) is connected with a welding gun connecting seat (276), the lower end of the welding gun connecting seat (276) is provided with a mounting groove and an L-shaped angle seat (277) arranged in the mounting groove, one end of the L-shaped angle seat (277) is hinged with the welding gun connecting seat (276), and the other end of the L-shaped angle seat (277) is fixedly connected with a welding gun (278).
4. The automatic tube sheet welding machine tool as claimed in claim 1, wherein: further comprising a space adjusting component; the space adjusting assembly comprises a welding machine angle adjusting assembly (210), the welding machine angle adjusting assembly (210) comprises a mounting backboard (211) and a rotating support (212) arranged at the front end of the mounting backboard, and an angle adjusting screw (213) is arranged on one side of the rotating support (212) in a transmission manner;
The rotary support (212) is horizontally provided with a transverse moving assembly (220), and the front end of the transverse moving assembly (220) is vertically connected with a longitudinal moving assembly (230);
the automatic rotating assembly (260) is in transmission connection with the longitudinal moving assembly (230), and the automatic rotating assembly (260) adjusts the working position in space along with the angle adjusting assembly, the transverse moving assembly and the longitudinal moving assembly.
5. The automatic tube sheet welding machine tool as claimed in claim 4, wherein: the transverse moving assembly (220) and the longitudinal moving assembly (230) comprise a transmission screw rod assembly (02) and a screw sleeve assembly (03) matched with the transmission screw rod assembly, and a driving mechanism (01) is matched with the transmission screw rod assembly.
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| CN202210180146.3A CN114535891B (en) | 2022-02-26 | 2022-02-26 | Automatic welding machine tool for tube plates |
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| CN202210180146.3A CN114535891B (en) | 2022-02-26 | 2022-02-26 | Automatic welding machine tool for tube plates |
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| CN114535891B true CN114535891B (en) | 2024-07-30 |
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| CN116713661B (en) * | 2023-02-27 | 2026-04-03 | 浙江中控传感技术有限公司 | An automated welding device for base and shaft parts |
| CN116984825A (en) * | 2023-06-19 | 2023-11-03 | 江苏沪运制版有限公司 | Welding device and welding method for bending part of printing plate roller |
| CN116921934B (en) * | 2023-08-24 | 2024-02-02 | 青岛特固机械有限公司 | Steel plate welding device with angle control function for bridge support machining |
| CN117984025B (en) * | 2024-04-03 | 2024-06-21 | 高密鼎泰锅炉配件有限公司 | Automatic tube plate welding device |
| CN118218896B (en) * | 2024-05-25 | 2024-09-03 | 河南心连心智能装备科技有限公司 | Positioning and clamping device for assembling nozzle of blowing system |
| CN119566445B (en) * | 2024-12-18 | 2025-08-01 | 孝感慧硕电子科技有限公司 | Automatic welding device for circuit board |
| CN119658299B (en) * | 2024-12-20 | 2025-09-05 | 高密豪佳燃气有限公司 | Automatic welding equipment with integrated positioner |
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| CN114535891A (en) | 2022-05-27 |
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